function ContentEntityStorageBase::deleteRevision

Overrides EntityStorageInterface::deleteRevision

File

core/lib/Drupal/Core/Entity/ContentEntityStorageBase.php, line 812

Class

ContentEntityStorageBase

Base class for content entity storage handlers.

Namespace

Code

public function deleteRevision($revision_id) {
    
    /** @var \Drupal\Core\Entity\ContentEntityInterface $revision */
    if ($revision = $this->loadRevision($revision_id)) {
        // Prevent deletion if this is the default revision.
        if ($revision->isDefaultRevision()) {
            throw new EntityStorageException('Default revision can not be deleted');
        }
        $this->invokeFieldMethod('deleteRevision', $revision);
        $this->doDeleteRevisionFieldItems($revision);
        $this->invokeHook('revision_delete', $revision);
    }
}